30989750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 64696320

約数和(自身を除く): 33706570

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 59, 110, 118, 125, 191, 250, 275, 295, 382, 550, 590, 649, 955, 1298, 1375, 1475, 1910, 2101, 2750, 2950, 3245, 4202, 4775, 6490, 7375, 9550, 10505, 11269, 14750, 16225, 21010, 22538, 23875, 32450, 47750, 52525, 56345, 81125, 105050, 112690, 123959, 162250, 247918, 262625, 281725, 525250, 563450, 619795, 1239590, 1408625, 2817250, 3098975, 6197950, 15494875, 30989750]

約数ペア:

[(1, 30989750), (2, 15494875), (5, 6197950), (10, 3098975), (11, 2817250), (22, 1408625), (25, 1239590), (50, 619795), (55, 563450), (59, 525250), (110, 281725), (118, 262625), (125, 247918), (191, 162250), (250, 123959), (275, 112690), (295, 105050), (382, 81125), (550, 56345), (590, 52525), (649, 47750), (955, 32450), (1298, 23875), (1375, 22538), (1475, 21010), (1910, 16225), (2101, 14750), (2750, 11269), (2950, 10505), (3245, 9550), (4202, 7375), (4775, 6490)]